用AnyLogic进行多智能体仿真

之前的之前要看的视频观看视频：航天神五、神六发射时，飞行控制室实况录相。注意，哪些地方应用了仿真技术为什么要用？不用行不行？第1页/共15页第一页，共16页。5.1例子：熟读唐诗三百首，不会作诗也会呤销售渠道的模拟：背景：ThisisanAgentBasedmodelofasalesprocessinabusinesswhereclientsaretobereviewedbythecompany:e.g.thiscouldbeinsurance,banking,leasing,etc.TheprocesshasseveralstagesthataremodeledbydifferentstatesinthestatechartofaCustomerobject:initialcontact,quote,creditreview.Thecustomermayleaveoneachstage,andthecompany,inturn,mayrejectthecustomer.Themodelhelpsyoutoexaminehowtheskilllevelandsizeofthesalesforceandthecreditreviewteamaffecttheefficiencyofthewholeprocess.第2页/共15页第二页，共16页。5.2Agent的形成A初始状态和属性Prospect的最初位置：Getx和getY第3页/共15页第三页，共16页。状态图Statechart:Agent的各种状态在这里用图形方式表达，状态图中，将各种状态变化时的行为或者属性更改在此处写出，这里（可能需要用到各种Anylogic里的编程对象）例如：潜在客户prospect的变化状态。第4页/共15页第四页，共16页。在mainmodel中进行调用用get返回对模型中各种对象的引用在不同的状态图中对这些对象进行编程和调用第5页/共15页第五页，共16页。各种变量和参数（二者有何区别？）Mainmodel中的参数与变量各个不同的状态图中的参变量统计状态与表示思考：哪些变量要放在statechart中哪些要放在Mainmodel中？第6页/共15页第六页，共16页。集成运行展示：salesfunnel第7页/共15页第七页，共16页。5.3具体的学习StatechartEntryPoint、FinalstateStatechartentrypointisusedtoindicatetheinitialstateofthestatechart.

Thereshouldbeexactlyonestatechartentrypointdefinedforeachstatechart.Youmaydefineseveralindependentstatechartsforthesameactiveobject,eachonedescribingsomeparticularprocess.InthiscaseAnyLogicwilldistinguishhowmany

distinctstatechartstherearebyanalyzingthenumberofstatechartentrypoints.

第8页/共15页第八页，共16页。GeneralpropertiesofstatechartentrypointName–Thenameofthestatechartentrypoint.

Thenameisusedtoidentify

andaccesstheentrypointfromcode.Showname–Ifselected,the

nameofthestatechartentrypointisdisplayedonapresentationdiagram.Ignore–Ifselected,the

statechartentrypointisexcludedfromthemodel.Public–

Defines,whetherthe

statechartentrypointisvisibleonapresentationdiagramoftheownerofthisactiveobjectclass.

Sincestatechartelementscannotappearonownerclass'presentation,thischeckboxisalwaysdeselectedanddisabled.Show

atruntime–Ifselected,the

statechartentrypointisvisibleonapresentationatruntime.

Action–

SequenceofJavastatementsexecutedwhenthe

statechartentrypointforwardsthecontroltoaninitialstate.第9页/共15页第九页，共16页。stateStaterepresentsalocationofcontrolwithaparticularsetofreactionstoconditionsand/orevents.Astatecanbeeithersimpleor,ifitcontainsotherstates,composite.Controlalwaysresidesinoneofsimplestates,butthecurrentsetofreactionsisaunionofthoseofthecurrentsimplestateandofallcompositestatescontainingit–i.e.,atransitionexitinganyofthesestatesmaybetaken.第10页/共15页第十页，共16页。Transitiondenotesaswitchfromonestatetoanother.Atransitionindicatesthatifthespecifiedtriggereventoccursandthespecifiedguardconditionistrue,thestatechartswitchesfromonestatetoanotherandperformsthespecifiedaction.Whenthisoccurs,thetransitionistaken.第11页/共15页第十一页，共16页。转移发生时，执行的事件选择Atransitionmayfreelycrosssimplestateandcompositestateborders.Ifthesourceofatransitionlieseitheronorinsideastate,andthedestinationofthattransitionliesoutsideofthestate,thenthatstateisconsideredexitedbythetransition.Ifsuchatransitionistaken,theexitactionoftheexitedstateisexecuted.Ifthesourceofatransitionliesoutsideastate,andthedestinationofthattransitionlieseitheronorinsidethestate,thenthatstateisconsideredenteredbythetransition.Ifsuchatransitionistaken,theentryactionoftheenteredstateisexecuted.Incaseapartofatransitionliesinsideastate,butbothsourceanddestinationareoutsidethestate,thisstateisconsideredneitherenterednorexited第12页/共15页第十二页，共16页。分支选择：branchrepresentsatransitionbranchingand/orconnectionpoint.Usingbranches,cancreateatransitionthathasmorethanonedestinationstate,aswellasseveraltransitionsthatmergetogethertoperformacommonaction.Whencontrolpassesabranch,itsactionisexecuted,andthentheguardsoftransitionsexitingthebranchareevaluated.Thefirstenabledtransition–i.e.,thetrans